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Description
Comet's 8-inch 108 EXP is designed for high horsepower applications up to 150 HP which exceeds the limits of the well-known 7.5 inch Comet 102C. Specifications on the EXP are the same as the familiar 108C. Comet's open faced design has delivered unsurpassed reliability, easy servicing and unlimited tuning capabilities for decades on both stock sleds and on mods. The EXP will handle engagement speeds up to 5000 RPM.
FEATURES
- Wider roller for increased bearing area. Increases durability
- Larger diameter floating cam arm bolt for increased wear resistance
- Uses same tuning parts as 108C
- Built to handle high horsepower engines
- Continual/consistent smooth shifting, after hours of use
- Tried and tested in high horsepower machines
- Weights and springs are not included
Technical Specifications
- MFG. Part Number 217504A
Vehicle Information
Ski-Doo Safari 440 Snowmobile (1990-1991)
The Ski-Doo Safari 440, offered from 1990 to 1991, was a popular and reliable snowmobile designed for recreational riding on groomed trails. This model was characterized by its robust 436cc fan-cooled twin-cylinder Rotax engine, known for delivering smooth power and consistent performance. It was primarily featured in the Safari LX and Safari LXE trims during this two-year production run. Within the 1990-1991 timeframe, there were no significant mid-cycle generation or engine changes specifically for the Safari 440 (436cc) models. The 436cc fan-cooled engine remained consistent across the LX and LXE versions, ensuring a stable platform for riders. While the wider Safari series included other engine displacements and trim levels, the 440 maintained its core specifications. Q: How can I confirm part compatibility for my 1990-1991 Ski-Doo Safari 440?
A: To ensure you select the correct parts, please use the year and edition selector located at the top of this page. This tool will filter all compatible products specifically for your model.
Maintenance
| Component | Interval | Details |
| Oil Filter | Check before every ride | The Ski-Doo Safari 440 uses a 2-stroke engine with an oil injection system, not a traditional oil filter. Check the oil reservoir level. |
| Drive Belt | Inspect every 50 hours or 2 400 to 4 800 km | Inspect belt for wear, damage, or glazing. Clean clutch dust annually. Replace if performance degrades. |
| Spark Plugs | Replace annually or based on usage | Typically replace before the season for moderate use. More frequently with hard or frequent riding. |
| Air Filter | Check and replace as needed | Inspect the air filter and replace if it is too dirty. |
| Coolant | Check before every ride; replace every 2 years | Check level when engine is cold. Use powersports-rated coolant. |